mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-13 18:06:01 +00:00
f1c24cd80d
Add user space commands for btrfs send/receive. Signed-off-by: Alexander Block <ablock84@googlemail.com> Reviewed-by: David Sterba <dave@jikos.cz> Reviewed-by: Arne Jansen <sensille@gmx.net> Reviewed-by: Jan Schmidt <list.btrfs@jan-o-sch.net> Reviewed-by: Alex Lyakas <alex.bolshoy.btrfs@gmail.com>
70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/*
|
|
* Copyright (C) 2012 Alexander Block. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public
|
|
* License v2 as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public
|
|
* License along with this program; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 021110-1307, USA.
|
|
*/
|
|
#ifndef SEND_UTILS_H_
|
|
#define SEND_UTILS_H_
|
|
|
|
#include "ctree.h"
|
|
#include "rbtree.h"
|
|
|
|
enum subvol_search_type {
|
|
subvol_search_by_root_id,
|
|
subvol_search_by_uuid,
|
|
subvol_search_by_received_uuid,
|
|
subvol_search_by_path,
|
|
};
|
|
|
|
struct subvol_info {
|
|
struct rb_node rb_root_id_node;
|
|
struct rb_node rb_local_node;
|
|
struct rb_node rb_received_node;
|
|
struct rb_node rb_path_node;
|
|
u64 root_id;
|
|
u8 uuid[BTRFS_UUID_SIZE];
|
|
u8 parent_uuid[BTRFS_UUID_SIZE];
|
|
u8 received_uuid[BTRFS_UUID_SIZE];
|
|
u64 ctransid;
|
|
u64 otransid;
|
|
u64 stransid;
|
|
u64 rtransid;
|
|
|
|
char *path;
|
|
};
|
|
|
|
struct subvol_uuid_search {
|
|
struct rb_root root_id_subvols;
|
|
struct rb_root local_subvols;
|
|
struct rb_root received_subvols;
|
|
struct rb_root path_subvols;
|
|
};
|
|
|
|
int subvol_uuid_search_init(int mnt_fd, struct subvol_uuid_search *s);
|
|
struct subvol_info *subvol_uuid_search(struct subvol_uuid_search *s,
|
|
u64 root_id, const u8 *uuid, u64 transid,
|
|
const char *path,
|
|
enum subvol_search_type type);
|
|
void subvol_uuid_search_add(struct subvol_uuid_search *s,
|
|
struct subvol_info *si);
|
|
|
|
|
|
|
|
char *path_cat(const char *p1, const char *p2);
|
|
char *path_cat3(const char *p1, const char *p2, const char *p3);
|
|
|
|
|
|
#endif /* SEND_UTILS_H_ */
|